We have developed a cw krypton-ion-laser-pumped Cr3+:LiSrAlF6 regenerative amplifier for femtosecond pulses operating at a 5-kHz repetition rate. After recompression, we obtained 3.6-µJ, 170-fs pulses at 825 nm. By focusing these pulses in a cell of water, we generated a white-light continuum.
© 1993 Optical Society of America
François Balembois, Patrick Georges, Fransois Salin, and Alain Brun, "High-repetition-rate cw-pumped Cr3+:LiSrAlF6 femtosecond regenerative amplifier," Opt. Lett. 18, 1250-1252 (1993)